On Thu, 9 Dec 2010 12:22:53 -0500, John P. Baker <[email protected]> wrote:
>32G thru 288G-1 is available for private memory objects, but only if >LOCALSYSAREA=YES is coded (new for z/OS V1R12); question: is this storage >unconditionally available for private memory objects on releases prior to >z/OS V1R12? As far as I know, yes. New functions in z/OS R12 required reserving some space for system functions, and the VSM designers chose that previously unreserved 256GB chunk of storage addresses for that purpose. -- Walt Farrell IBM STSM, z/OS Security Design
